Hive | Threat Level: critical | Type: Ransomware

Cryptographic Identifiers

SHA256d37eff5e61865aa3cae865e60c443db13027a1c2a01d24caa00da99b43042c6c
MD52de5ca358af5fca6ca7ea2998be25b53
File Typeexe
Size4464.0 KB
First Seen2022-02-09
File Nametemp.exe
Tagsexe, Hive

Malware Family: Hive

Hive, hastane saldırıları yaptı.

TypeRansomware
Programming LanguageGo/C++
Target PlatformWindows/Linux
C2 Protocol
PurposeSağlık ransomware
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: d37eff5e61865aa3cae865e60c443db13027a1c2a01d24caa00da99b43042c6c
  • MD5: 2de5ca358af5fca6ca7ea2998be25b53

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule Hive_SHA256 {
    meta:
        description = "Hive sample: d37eff5e61865aa3"
        threat_level = "critical"
        first_seen = "2022-02-09"
    condition:
        hash.sha256(0, filesize) == "d37eff5e61865aa3cae865e60c443db13027a1c2a01d24caa00da99b43042c6c"
}

Hive — Malware Profile

Hive, 2021-2023 arasi aktif Rust/Go RaaS ailesidir. Ocak 2023 FBI operasyonuyla altyapisi ele gecirildi. Chisel.exe gibi LOTL araclari kullanir. Saglik, egitim, finans hedefler.

Malware Type
Ransomware
Programming Language
Go/C++
C2 Protocol
Target Systems
Windows/Linux

Technical Details

Ransomware ailesi: AES/RSA hibrid sifreleme, dosya uzantisi degistirme, shadow copy silme, C2 ile anahtar alis-verisi, fidye notu birakma, kullanici belgelerine odaklanma

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — Hive
# SHA256 d37eff5e61865aa3cae865e60c443db13027a1c2a01d24caa00da99b43042c6c # MD5 2de5ca358af5fca6ca7ea2998be25b53
TypeValueNote
sha256 d37eff5e61865aa3cae865e60c443db13027a1c2a01d24caa00da99b43042c6c Sample:Hive
md5 2de5ca358af5fca6ca7ea2998be25b53 Sample:Hive
Tags
hiveransomwaremalwarecriticalsha256hash-analizi